55289000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4253}}^1$

素因数の和:4287

約数の個数: 64

約数和(自身を含む): 139361040

約数和(自身を除く): 84072040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 4253, 6500, 8506, 13000, 17012, 21265, 34024, 42530, 55289, 85060, 106325, 110578, 170120, 212650, 221156, 276445, 425300, 442312, 531625, 552890, 850600, 1063250, 1105780, 1382225, 2126500, 2211560, 2764450, 4253000, 5528900, 6911125, 11057800, 13822250, 27644500, 55289000]

約数ペア:

[(1, 55289000), (2, 27644500), (4, 13822250), (5, 11057800), (8, 6911125), (10, 5528900), (13, 4253000), (20, 2764450), (25, 2211560), (26, 2126500), (40, 1382225), (50, 1105780), (52, 1063250), (65, 850600), (100, 552890), (104, 531625), (125, 442312), (130, 425300), (200, 276445), (250, 221156), (260, 212650), (325, 170120), (500, 110578), (520, 106325), (650, 85060), (1000, 55289), (1300, 42530), (1625, 34024), (2600, 21265), (3250, 17012), (4253, 13000), (6500, 8506)]